Three forces act in the same plane on the same point on an object. If the forces are 4 N in a direction due north, 7 N in a south-easterly direction and 4 N in a direction 60° south of west, by...

Three forces act in the same plane on the same point on an object. If the forces are 4 N in a direction due north, 7 N in a south-easterly direction and 4 N in a direction 60° south of west, by considering the components of the forces, determine the resultant force.